aboutsummaryrefslogtreecommitdiffstats
path: root/test/run_encoder.c
blob: 3b3ec724069724ca0aa2cabdd0c8a94612f4a5b2 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
/*
 * Copyright (C) 2003-2011 The Music Player Daemon Project
 * http://www.musicpd.org
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#include "config.h"
#include "encoder_list.h"
#include "encoder_plugin.h"
#include "audio_format.h"
#include "audio_parser.h"
#include "conf.h"
#include "stdbin.h"

#include <glib.h>

#include <stddef.h>
#include <unistd.h>

static void
encoder_to_stdout(struct encoder *encoder)
{
	size_t length;
	static char buffer[32768];

	while ((length = encoder_read(encoder, buffer, sizeof(buffer))) > 0) {
		G_GNUC_UNUSED ssize_t ignored = write(1, buffer, length);
	}
}

int main(int argc, char **argv)
{
	GError *error = NULL;
	struct audio_format audio_format;
	bool ret;
	const char *encoder_name;
	const struct encoder_plugin *plugin;
	struct encoder *encoder;
	struct config_param *param;
	static char buffer[32768];
	ssize_t nbytes;

	/* parse command line */

	if (argc > 3) {
		g_printerr("Usage: run_encoder [ENCODER] [FORMAT] <IN >OUT\n");
		return 1;
	}

	if (argc > 1)
		encoder_name = argv[1];
	else
		encoder_name = "vorbis";

	audio_format_init(&audio_format, 44100, SAMPLE_FORMAT_S16, 2);

	/* create the encoder */

	plugin = encoder_plugin_get(encoder_name);
	if (plugin == NULL) {
		g_printerr("No such encoder: %s\n", encoder_name);
		return 1;
	}

	param = config_new_param(NULL, -1);
	config_add_block_param(param, "quality", "5.0", -1);

	encoder = encoder_init(plugin, param, &error);
	if (encoder == NULL) {
		g_printerr("Failed to initialize encoder: %s\n",
			   error->message);
		g_error_free(error);
		return 1;
	}

	/* open the encoder */

	if (argc > 2) {
		ret = audio_format_parse(&audio_format, argv[2],
					 false, &error);
		if (!ret) {
			g_printerr("Failed to parse audio format: %s\n",
				   error->message);
			g_error_free(error);
			return 1;
		}
	}

	ret = encoder_open(encoder, &audio_format, &error);
	if (encoder == NULL) {
		g_printerr("Failed to open encoder: %s\n",
			   error->message);
		g_error_free(error);
		return 1;
	}

	/* do it */

	while ((nbytes = read(0, buffer, sizeof(buffer))) > 0) {
		ret = encoder_write(encoder, buffer, nbytes, &error);
		if (!ret) {
			g_printerr("encoder_write() failed: %s\n",
				   error->message);
			g_error_free(error);
			return 1;
		}

		encoder_to_stdout(encoder);
	}

	ret = encoder_flush(encoder, &error);
	if (!ret) {
		g_printerr("encoder_flush() failed: %s\n",
			   error->message);
		g_error_free(error);
		return 1;
	}

	encoder_to_stdout(encoder);
}